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公开(公告)号：DE2232504A1
公开(公告)日：1973-01-18
申请号：DE2232504
申请日：1972-07-01
Applicant: TORAY INDUSTRIES
Inventor： TOHYAMA SHUNROKU , JINDA TAKUMA , SAITO SHIGEMITSU , TSUDA YOSHIZO , SHINOHARA SATOSHI
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